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16
Mounting
EN
180-2 DN 25 RTA / 180-3 DN 25 RTA
5.1.1
Installing the circulation pump
Only use circulation pumps with a constant speed of rotation.
1. Install a circulation pump with a length of 180 mm (only for Primo-
Therm® without circulation pump).
- Connection thread G1½, tightening torque 80 Nm.
5.1.2
Interchanging flow/return
Unless otherwise specified, all information in these operating instructions
relates to the installation type "
flow storage right
".
A. Return storage
B. Flow storage
C. Red thermometer ball
valve
D. Blue thermometer ball
valve
Fig. 7: Flow storage right (condition as supplied)
D
A
B
C